foo.cc:1:1: error: 'include' does not name a type
    1 | include<bits/stdc++.h>
      | ^~~~~~~
foo.cc: In function 'int main()':
foo.cc:6:5: error: 'cin' was not declared in this scope
    6 |     cin>>n;
      |     ^~~
foo.cc:7:7: error: 'sqrt' was not declared in this scope
    7 |     b=sqrt(n);
      |       ^~~~
foo.cc:27:13: error: 'cout' was not declared in this scope
   27 |             cout<<sum<<endl;
      |             ^~~~
foo.cc:27:24: error: 'endl' was not declared in this scope
   27 |             cout<<sum<<endl;
      |                        ^~~~

Found 10 testcases.
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